Costco vs Walmart - Humaneness more profitable than exploitation

Walmart chose a model of cheap prices, low wages, exploitation of workers, and decimation of small businesses within the communities they entered. Moreover, they exploited the American taxpayers as taxpayers are responsible for supporting their employees through food stamps and income credits. Costco chose another model. Guess which company turns out to be more profitable and fiscally responsible?

https://egbertowillies.com/2015/10/16/costco-vs-walmart-humaneness-more-profitable-than-exploitation/